English

A Floquet Operator with Pure Point Spectrum and Energy Instability

Mathematical Physics 2007-05-23 v1 math.MP Spectral Theory

Abstract

An example of Floquet operator with purely point spectrum and energy instability is presented. In the unperturbed energy eigenbasis its eigenfunctions are exponentially localized.

Cite

@article{arxiv.math-ph/0701078,
  title  = {A Floquet Operator with Pure Point Spectrum and Energy Instability},
  author = {Cesar R. de Oliveira and Mariza S. Simsen},
  journal= {arXiv preprint arXiv:math-ph/0701078},
  year   = {2007}
}

Comments

24 pages. No figures. To appear in AHP

R2 v1 2026-07-22T16:29:06.524Z